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Goodwill and Intangibles (Detail Textuals) $ / shares in Units, shares in Thousands |  | 12 Months Ended |
--- | --- | --- | ---
Apr. 30, 2019 Branch | Mar. 31, 2020 USD ($) Segment $ / shares shares | Mar. 31, 2019 shares
Business Acquisition [Line Items] |  |  |
Number of operating segments | Segment |  | 1 |
Number of reportable segments | Segment |  | 1 |
Common stock, shares outstanding | shares |  | 7,806 | 7,910
Goodwill impairment loss to be recognized |  | $ 295,000 |
Metrolina |  |  |
Business Acquisition [Line Items] |  |  |
Acquisition completion date | Apr. 30, 2019 |  |
Number of branches acquired | Branch | 3 |  |
Share price | $ / shares |  | $ 5.84 |
Average share price | $ / shares |  | $ 8.51 |
Common stock, shares outstanding | shares |  | 7,800 |
Goodwill impairment loss to be recognized |  | $ 300,000 |
Expense related to asset acquisition |  | $ 278,000 |
Metrolina | North Carolina |  |  |
Business Acquisition [Line Items] |  |  |
Number of branches acquired | Branch | 2 |  |
Metrolina | South Carolina |  |  |
Business Acquisition [Line Items] |  |  |
Number of branches acquired | Branch | 1 |  |
Metrolina | Minimum |  |  |
Business Acquisition [Line Items] |  |  |
Fair value of a reporting unit is less than its carrying amount |  | 50.00% |
Metrolina | Maximum |  |  |
Business Acquisition [Line Items] |  |  |
Carrying amount of the reporting unit |  | $ 107,600,000 |

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